The agreement which led to the formation of the West African Clearing House was signed in? by Sunday | Dec 25 | Commerce WAEC | 0 comments A. Gambia B. Sierra Leone C. Nigeria D. Ghana Correct Answer: Option B – Sierra Leone Users Also Read These:Which of the following is the clearing house for all…The West African Clearing House (WACH) was established to?Which of the following would apply where there is no…SS3 Second Term Commerce Lesson Note – The West…In 1991; the African Economic Community Treaty was…